The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 12, 2000
Filed:
Apr. 22, 1999
Eiichi Hanakawa, Soraku-gun, JP;
Akira Kurozuka, Yao, JP;
Hiroyuki Takeuchi, Hirakata, JP;
Hironori Okazawa, Neyagawa, JP;
Yoshikazu Goto, Hirakata, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A disk cartridge comprising: an inner case for holing an optical disk; an outer case for accommodating the inner case, having an opening for allowing the inner case to come in and out; lock means for locking the inner case in the outer case, provided in a vicinity of the opening; and coupling means for coupling the disk cartridge with another disk cartridge. A disk drive using the disk cartridge comprising: a mechanism for pulling out the inner case from the outer case by more than a half of the inner case but not by entirety thereof; a mechanism for holding the inner case at a position of being pulled out and rotating the optical disk; and a mechanism for reading/writing data on the optical disk. A disk changer apparatus comprising: a disk stacker for containing a plurality of the disk cartridges; the disk drive; and a mechanism for moving the disk drive device to a selected disk cartridge among the plurality of the disk cartridges.